The present invention discloses a call center system and a method for obtaining interface invoke information to realize automatic analysis of the user behaviors. The method includes steps of sending a connection establishment request message to a user interface server by a call center client after a service is activated; allocating a connection identification for the activated service and sending a response message after the user interface server receives the connection request message; performing interactions between the call center client and the user interface server and recording the interaction message according to the connection identification attached in the interaction message; and decomposing the recorded interaction message and obtaining the information on the application programming interface invoked by each service according to the name of the application programming interface corresponding to the interface identification obtained from each message.